Taro (Colocasia esculenta Royal Hawaiian® Black Coral) in the Elephant Ears (Colocasia) Database

Trade name information:
Series: Royal Hawaiian®
Trade Name: Black Coral
Cultivar name: 'Black Coral'
Common names:
Give a thumbs up Elephant Ear
Give a thumbs up Taro
Give a thumbs up Elephant's Ear

Elephant Ears
Year Introduced: 2012
Heredity: Hybrid
History: Royal Hawaiian series Colocasia developed as part of a breeding program headed by John J. Cho at the University of Hawaii, Kula. Out of respect for native beliefs about taro only non-Hawaiian cultivars are used.
Country of Origin: USA
Hybridizer or Originator: John J. Cho

Data specific to Elephant Ears (Colocasia) (Edit)
Plant habit: Clumping
Plant height: Medium (20-40 inches)
Tall (>40 inches)
Leaf base: Peltate
Leaf form: Wavy
Leaf surface (top of leaf): Glossy
Leaf color (top of leaf): Blackish
Leaf main veins color (top of leaf): Purple
Other: initially blue changing to purple
Petiole junction color (top of leaf): Purple
Petiole color: Purple

General Plant Information (Edit)
Plant Habit: Herb/Forb
Life cycle: Perennial
Sun Requirements: Full Sun to Partial Shade
Partial or Dappled Shade
Water Preferences: Wet Mesic
Mesic
Minimum cold hardiness: Zone 7b -15 °C (5 °F) to -12.2 °C (10 °F)
Plant Height: 3 to 4 feet (.9-1.2m)
Plant Spread: 30 to 36 inches (75-90 cm)
Leaves: Unusual foliage color
Flower Time: Other: Seasonal
Underground structures: Tuber
Suitable Locations: Bog gardening
Uses: Will Naturalize
Eating Methods: Cooked
Resistances: Deer Resistant
Rabbit Resistant
Humidity tolerant
Toxicity: Other: All parts of plant contain calcium oxalate crystals, an irritant to the mouth and esophagus. Toxic to cats and dogs.
Propagation: Seeds: Other info: Remove seed from berry which contains chemicals that inhibit germination.
Propagation: Other methods: Division
Stolons and runners
Offsets
Containers: Suitable in 3 gallon or larger
Miscellaneous: Patent/Plant Breeders' Rights: PP23,896 (2013)
Goes Dormant
Parentage: 2002-202 x Diamond Head
Child plants: one child plant

Image

Photo gallery:
Location: backyard Date: 2015-07-17
By papa
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Location: z6a MA, My GardenDate: 2012-07-19Very glossy black leaf. Blue veining is more subtle than it appea
By eclayne
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Location: z6a MA, my gardenDate: 2013-09-12Depending on light angle can appear from deep black to coffee bro
By eclayne
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Location: z6a MA, My GardenDate: 2012-10-07Black Coral
By eclayne
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Location: z6a MA, My GardenDate: 2012-09-12Newly emerged leaf in sun. Turns glossy black in 3 to 4 days.
By eclayne
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Location: Beautiful Tennessee, Ooltewah NurseryDate: 7-21-2017enlarge, looks like silver foil overlay
By chickhill
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Location: backyard Date: 2015-07-31
By papa
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This plant is tagged in:
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Discussion Threads about this plant
Thread Title Last Reply Replies
Great growing by eclayne Jul 18, 2015 7:50 AM 0
Lazy Landscaping by Gina1960 Jan 8, 2020 6:53 PM 7
Unknown alocasia by florange Apr 23, 2020 6:22 PM 14
Alocasia low rider yellow leaves by Crystalrobot Dec 13, 2019 6:43 PM 6
Monstera curled non-glossy leaves by SophieW Nov 30, 2019 2:13 PM 14
How about a METALLIC plant thread? Show your metallic! by Gina1960 Jun 24, 2019 5:29 AM 18
Taro illustris by Hannah10 Dec 4, 2018 8:09 AM 20
Red stemmed EE?? by bluegrassmom Jun 16, 2016 7:18 AM 1
Black leaved Colocasia by eclayne Sep 17, 2015 4:24 AM 4
Pics of your favorite EEs! by bluegrassmom Aug 5, 2016 8:07 AM 83
colocasia identification by cheryleromebeatty Aug 20, 2015 12:24 PM 9

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